Voir la notice de l'article provenant de la source Mathematicac Balkanica website
@article{MABA_1989_3_1_a6, author = {M. Dobovishek}, title = {Quadratic {Equation} in {Unital} {C*} {\textendash} {Algebra}}, journal = {Mathematica balkanica}, pages = {61}, publisher = {mathdoc}, volume = {3}, number = {1}, year = {1989}, url = {http://geodesic.mathdoc.fr/item/MABA_1989_3_1_a6/} }
M. Dobovishek. Quadratic Equation in Unital C* – Algebra. Mathematica balkanica, Tome 3 (1989) no. 1, p. 61. http://geodesic.mathdoc.fr/item/MABA_1989_3_1_a6/